ECM - No Communication With Transmission Control Module *

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Trouble Ticket Help Requests for DTC U2106

Help Request

Posted

2007 Pontiac Torrent 3.4L MIL Lamp on, COMMUNACATIONVIN: 1G45L87557U2106: comm tcm. This thing cam to me with the battery drain andf the radio
njot working. I was unable to find a drain and the radio
started working sent it out to see if it fixed it self came
back next day the drain did not return but it was setting
at least 12 u codes loss c...

2007 Pontiac Torrent 3.4L MIL Lamp on, COMMUNACATIONVIN: 1G45L87557U2106: comm tcm. This thing cam to me with the battery drain andf the radio
njot working. I was unable to find a drain and the radio
started working sent it out to see if it fixed it self came
back next day the drain did not return but it was setting
at least 12 u codes loss c...